Herbicides to control buckthorn

Trade Name	Chemical Name	Concentration	Use
Ortho Brush-B-Gon	Triclopyr amine	Ready to use - do not dilute	Cut stump
Ferti-Lome Brush Killer and Stump Killer	Triclopyr amine	Ready to use - do not dilute	Cut stump
Garlon 3A, Vastlan	Triclopyr amine	Mix one part Garlon 3A with 3-parts water (this achieves a 25% solution), for Vastlan consult label	Cut stump
Garlon 4 Ultra, Element 4	Triclopyr ester	Cut stump/basal bark: Mix 1-part Garlon 4 with 3-parts bark oil/diluent (this achieves a 25% solution) Foliar spray: Lower concentrations (5% active ingredient) work for foliar spray of seedlings.	Cut stump or foliar spray
Pathfinder II	Triclopyr ester	Ready to use - do not dilute	Cut stump or basal bark
Rodeo, Accord, Etc.	Glyphosate	Cut stump: Look for at least 25% active ingredient glyphosate for cut-stump treatments. Foliar spray: Lower concentrations (2% active ingredient) work for foliar spray of seedlings.	Cut stump or foliar spray